package cn.edu.ctbu.datajpa1.controller;

import cn.edu.ctbu.datajpa1.domain.Student;
import cn.edu.ctbu.datajpa1.service.StudentService;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpSession;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;

import java.util.List;

@Controller
public class StudentController {

    @Autowired
    StudentService studentService;

    @RequestMapping("/student/listold")
    public String listold(Model model){
        List<Student> students=studentService.findAll();
        model.addAttribute("data",students);
        return "/student/listold";
    }

    @RequestMapping("/student/list")

    public String list(HttpServletRequest httprequest,Model model){

        HttpSession session=httprequest.getSession();

        if(session.getAttribute("userid")==null){
            //没有登录，需要登录

            return "redirect:/login/user";
        }


        List<Student> students=studentService.findAll();
        model.addAttribute("data",students);
        return "/student/list";
    }


}
